PHP code example of smtech / oauth-negotiator

1. Go to this page and download the library: Download smtech/oauth-negotiator library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

smtech / oauth-negotiator example snippets



  $oauth = new OAuthNegotiator(
    $_REQUEST['url'] . '/login/oauth2',
    '0000000001', // Canvas developer ID
    '6987c1e292a98deff97c97f2cbc49985', // Canvas developer key/secret (referred to both ways in their documentation)
    'page3.php', // where to go when we're done
    'OAuthNegotiator' // your purpose for this token (displayed on the user settings page in Canvas)
  );



  $oauth = new OAuthNegotiator();
  
  // get your token
  echo $oauth->getToken();
  
  // get the user information associated with that token
  print_r($oauth->getUser());


/* attempt to create a simple OAuthNegotiator for the intermediate steps in the workflow */
try {
	$oauth = new OAuthNegotiator();
} catch (OAuthNegotiator_Exception $e) {}

/* otherwise, check what step in the workflow we're at */
if (isset($_REQUEST['oauth'])) {
	switch ($_REQUEST['oauth']) {
		case 'request': { // explain what's up to the user
			echo '
<html>
	<body>
		<h1>Token Request</h1>
		<p>Explain why you&rsquo;re requesting a token.</p>
		<p><a href="' . $_SERVER['PHP_SELF'] . '?oauth=process">Click to continue</a></p>
	</body>
</html>';
			exit;
		}
		case 'process': { // start the negotiation process
			$oauth = new OAuthNegotiator(
				"https://canvas.instructure.com/login/oauth2", // replace with your OAuth provider endpoint
				(string) $secrets->oauth->id,
				(string) $secrets->oauth->key,
				"{$_SERVER['PHP_SELF']}?oauth=complete",
				(string) $secrets->app->name
			);
			break;
		}
		case 'complete': { // negotiation is complete
			/* do something productive with your token */
			$_SESSION['apiToken'] = $oauth->getToken();

      /* on to the next page, token in hand! */
			header("Location: ./next.php");
			exit;
		}
	}
}